<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <link rel="stylesheet" href="./css/skeleton.css">
  <title>CSS骨架屏</title>
</head>
<body>
  <div class="card loading">
    <div class="img"></div>
    <div class="content">
      <h4></h4>
      <div class="desc"></div>
    </div>
  </div>
</body>
</html>